Agave horridaAgave horrida at a glance: Agave horrida looks exactly as its name suggests: a compact, dark green rosette heavily lined with cream to ivory teeth and finished with a sharp terminal spine on every leaf. Indoors it usually stays in the 4060 cm range for years, but the rigid armature makes it feel larger than the measurements suggest. Give it maximum light, low humidity, and a gritty mix that dries quickly after each watering. The roots want long dry